| SING CHEONG TAI COMPANY, LIMITED | Private company limited by shares | Dissolved |
| TIN SING TEAHOUSE, LIMITED | Private company limited by shares | Dissolved |
| TAK SING HONG INTERNATIONAL EXPORTERS LIMITED | Private company limited by shares | Dissolved |
| SING HONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINCERE NAVIGATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING WAH TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIN TAK SING KAU CHUNG WUI LIMITED | Company limited by guarantee | Live |
| FU SING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KONG SING PLASTIC PRODUCTS ADVERTISING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINCERE FINANCE LIMITED | Private company limited by shares | Dissolved |
| SINO-OVERSEAS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SING KEE COMPANY, LIMITED | Private company limited by shares | Live |
| N. V. SINATRA LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING CHINESE PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUN SING TEA HOUSE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINGSAM COMPANY LIMITED | Private company limited by shares | Dissolved |
| JIK SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KIN SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WAH SING INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Dissolved |
| FOOK SING INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| WING SING WO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-INDO-AMERICAN SPINNERS LIMITED | Private company limited by shares | Dissolved |
| NGAI SING PLASTIC WORKS LIMITED | Private company limited by shares | Dissolved |
| TUNG SING FOODSTUFFS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING MING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING LEE BEADING FACTORY LIMITED | Private company limited by shares | Dissolved |
| YIN SING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| VEE SING ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SING BO COMPANY LIMITED | Private company limited by shares | Live |
| PO SING INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Live |
| SING TAO REALTY LIMITED | Private company limited by shares | Dissolved |
| TAK SING CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGWAY COMPANY, LIMITED | Private company limited by shares | Dissolved |
| NAM SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| WO SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| WO SING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING TAK INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAB SING PAPER COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO AMERICAN FORWARDERS LIMITED | Private company limited by shares | Dissolved |
| SING KEE OIL COMPANY LIMITED | Private company limited by shares | Live |
| SING YIU INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING KONG COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING YIP TOYS MANUFACTORY LIMITED | Private company limited by shares | Live |
| SING SHING CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| SINO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SINCERE BROTHERS INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING SHING REALTY LIMITED | Private company limited by shares | Dissolved |
| PO SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| TAT SING LAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SINOASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING KWONG PLASTIC MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| KWAN SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WING SING GODOWN LIMITED | Private company limited by shares | Dissolved |
| SINGER INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINCERE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING WAH PLASTIC FACTORY LIMITED | Private company limited by shares | Dissolved |
| SINO LAND COMPANY LIMITED | Public company limited by shares | Live |
| SINO-AFRICAN-AMERICAN TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HOP SING LUNG OYSTER SAUCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| YUNG SING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| WANG LEE SING KEE COMPANY LIMITED | Private company limited by shares | Dissolved |
| MOU SING HONG LIMITED | Private company limited by shares | Dissolved |
| SINCERE MUTUAL AID ASSOCIATION LIMITED -THE- | Company limited by guarantee | Dissolved |
| TAI SING FAT TONG, KOWLOON, COMPANY LIMITED | Company limited by guarantee | Live |
| SINTASAM LIMITED | Private company limited by shares | Dissolved |
| SING WO INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING KONG REALTY LIMITED | Private company limited by shares | Dissolved |
| SINGING PHOENIX RESTAURANT LIMITED -THE- | Private company limited by shares | Dissolved |
| SING POK ENTERPRISES LIMITED | Private company limited by shares | Live |
| KAM SING MANUFACTURING COMPANY, LIMITED | Private company limited by shares | Live |
| SING SHING RESTAURANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| NAN SING MARINE CORPORATION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINCERE ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINMA INVESTMENT, LIMITED | Private company limited by shares | Dissolved |
| SING SEE CHIT GAI LIMITED | Private company limited by shares | Dissolved |
| SINO STUDIO LIMITED | Private company limited by shares | Dissolved |
| HING SING ESTATES LIMITED | Private company limited by shares | Dissolved |
| SING SHING SHOES MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| KONG SING GLOVE COMPANY LIMITED | Private company limited by shares | Dissolved |
| WONG WU SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MAN SING HING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SING FAI COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING SHING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO PACIFIC CORPORATION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SHUI SING COMPANY, LIMITED | Private company limited by shares | Live |
| CHAN SING HOI ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINOSCOT LIMITED | Private company limited by shares | Dissolved |
| TAI SING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIN SING PRINTING ARTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| KONG SING INVESTMENTS & ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| YIU SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HEY SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINGLEWOOD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| YAT SING LIMITED | Private company limited by shares | Dissolved |
| SINCERE SUPPLIERS LIMITED | Private company limited by shares | Dissolved |
| WO CHUNG SING CONFECTIONERY LIMITED | Private company limited by shares | Dissolved |
| PO SING ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| DAH SING FINANCE LIMITED | Private company limited by shares | Live |
| SING WO CHONG INVESTMENT COMPANY, LIMITED | Private company limited by shares | Live |